Home / 7,548.30-11,329.74-3,393

Finding the Fourth Proportional to 7,548.30, 11,329.74 and 3,393

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Solution

The fourth proportional to 7,548.30, 11,329.74 and 3,393 is: 5,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.30 : 11,329.74 = 3,393 : x
  2. Step 2: Convert to fraction form
    7,548.30/11,329.74 = 3,393/x
  3. Step 3: Cross multiply
    7,548.30x = 11,329.74 × 3,393
  4. Step 4: Simplify right side
    7,548.30x = 38,441,807.82
  5. Step 5: Solve for x
    x = 38,441,807.82/7,548.30
  6. Step 6: Final answer
    x = 5,092.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.